sometimes I can stand him

For the past couple of days me and my boyfriend have been getting in arguments over things I've done in my past or shit he feelings like I'm doing which I'm not but I let him go through me and my bestfriend messages and some of them I didn't want him to see so I took my phone back he got so mad at for doing it now I've been dealing with him going on 2 years and I've been fight for his trust and love but today I cried my eyes out I just want my boyfriend back what do I have to do how do I show him I'm not doing nothing because I really miss the old him